[Tropical] Tropical Weather Discussion

[EMWIN Server]

AXNT20 KNHC 081801
TWDAT

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
205 PM EDT THU MAY 08 2008

TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL
AMERICA...THE GULF OF MEXICO...THE CARIBBEAN SEA...NORTHERN
SECTIONS OF SOUTH AMERICA...AND THE ATLANTIC OCEAN TO THE
AFRICAN COAST FROM THE EQUATOR TO 32N. THE FOLLOWING
INFORMATION IS BASED ON SATELLITE IMAGERY...METEOROLOGICAL
ANALYSIS...WEATHER OBSERVATIONS...AND RADAR.

BASED ON 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
1715 UTC.

...TROPICAL WAVES...
TROPICAL WAVE IS ALONG 30W S OF 8N MOVING W 15-20 KT. SCATTERED
MODERATE/WIDELY ISOLATED STRONG CONVECTION IS WITHIN 90 NM OF
LINE FROM 11N26W TO 5N32W.

...ITCZ...
ITCZ AXIS IS CENTERED ALONG 5N7W 4N12W 2N15W 2N28W 2N39W INTO NE
BRAZIL NEAR 1N47W. SCATTERED MODERATE/STRONG CONVECTION IS FROM
EQ-5N BETWEEN 10W-16W. SIMILAR AREA OF CONVECTION IS FROM 6N-8N
BETWEEN 14W-17W. CLUSTERS OF SCATTERED MODERATE/ISOLATED STRONG
CONVECTION ARE FROM 8N TO THE EQUATOR BETWEEN 19W-26W.

...DISCUSSION...

GULF OF MEXICO...
BROAD UPPER LEVEL RIDGE IS ANCHORED IN THE E PACIFIC AND COVERS
THE GULF OF MEXICO WITH AXIS EXTENDING FROM CENTRAL MEXICO TO
THE NE GULF. A COLD FRONT EXTENDS ACROSS THE NW GULF FROM THE
TEXAS/LOUISIANA BORDER TO S OF CORPUS CHRISTI TEXAS. NO
PRECIPITATION IS ASSOCIATED WITH THIS FRONT AS IT PROGRESSES
SLOWLY EASTWARD. OVER THE REMAINDER OF THE GULF 10-15 KT
SOUTHERLY SURFACE WINDS WILL CONTINUE DURING THE NEXT 24 HOURS
PROVIDING FAIR WEATHER.

CARIBBEAN SEA...
UPPER LEVEL ANTICYCLONIC CIRCULATION CENTER IS
NEAR 5N52W IN THE W ATLC WITH RIDGE AXIS EXTENDING ACROSS
TRINIDAD AND TOBAGO NORTHWESTWARD ACROSS THE CARIBBEAN SEA TO
PUERTO RICO. ELONGATED UPPER LEVEL TROUGH AXIS EXTENDS FROM THE
THE SRN BAHAMAS TO N NICARAGUA.  AN ASSOCIATED 1006 MB SURFACE
LOW PRESSURE IS ALONG THE COAST OF E PANAMA NEAR 9N76W.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE OVER THE SW
CARIBBEAN SEA MAINLY INLAND AND ALONG THE COASTS OF COSTA
RICA...PANAMA AND COLOMBIA. 20-25 KT TRADEWINDS CONTINUE ACROSS
THE CARIBBEAN SEA E OF 79W AND WILL PERSIST DURING THE NEXT 24
HOURS.

ATLANTIC OCEAN...
UPPER LEVEL RIDGE AXIS COVERS CENTRAL FLORIDA TO W OF BERMUDA.
THIS ANCHORS A 1022 MB SURFACE HIGH PRESSURE CENTERED NEAR
32N68W. AN UPPER LEVEL TROUGH EXTENDS FROM 32N56W 28N63W ACROSS
THE SOUTHERN BAHAMA ISLANDS TO E CUBA.  A COLD FRONT ENTERS THE
AREA NEAR 32N53W TO 24N63W WITH SCATTERED SHOWERS WITHIN 90 NM
ON EITHER SIDE OF THE FRONT. THE REST OF THE ATLC E OF 50W IS
COVERED WITH ZONAL FLOW ALOFT N OF 16N. A 1027 MB HIGH PRESSURE
CENTER NEAR 33N32W CONTINUES TO PROVIDE FAIR WEATHER TO THE E
ATLC N OF THE CAPE VERDE ISLANDS. DUST CONTINUES TO STREAM OFF
THE W AFRICAN COAST S OF 20N AND COVERS THE TROPICAL ATLC
WESTWARD TO THE LESSER ANTILLES.

$$
HUFFMAN


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